Collective Mining Ltd · TSX:CNL

Collective Mining — Technical Presentation (September 2026)

29 slides from Collective Mining's technical presentation, September 2026

  1. Slide 1: Apollo Maiden Mineral Resource

    Apollo Maiden Mineral Resource The Foundation of a World-Class Mineral Deposit September 2026

  2. Slide 2: Cautionary Statement on Forward-Looking Information

    Cautionary Statement on Forward-Looking Information This presentation has been prepared by Collective Mining Ltd. (“Collective” or the “Company”) for informational purposes only and does not constitute an offer to sell or a solicitation of an offer to purchase any securities. This presentation shoul

  3. Slide 3: Notes Applicable to All Tables and Figures in this Presentation

    Notes Applicable to All Tables and Figures in this Presentation 1. The Mineral Resource has an effective date of August 31, 2026. 2. The Mineral Resource was prepared by Ivor W.O. Jones, FAusIMM, P.Geo. (APEGBC), who is an independent Qualified Person as defined by National Instrument 43-101 – Stand

  4. Slide 4: On Today's Call

    On Today’s Call Ari Sussman Ned Jalil Omar Ossma David Reading Eduardo Cervantes Executive Chairman Chief Executive Officer President Special Advisor VP, Corporate Development & IR 4

  5. Slide 5: Colombia: New Pro-Business Government In-Office Since Aug

    Colombia: New Pro-Business Government In-Office Since Aug 7 Key policy actions are removing barriers and improving the outlook for mining investment 01 02 03 04 Colombia a Long- Removing Concurrent Approvals Permitting Framework Established Mining Country Mining Restrictions Proposed Being Accelerat

  6. Slide 6: AuEq values for drill results in this slide are as reported when originally published

    6 AuEq values for drill results in this slide are as reported when originally published.

  7. Slide 7: Internal engineering studies for the exploration adit

    Note: Internal engineering studies for the exploration adit have not been independently reviewed by a QP and are not supported by a technical report or other study prepared in accordance with NI 43-101 AuEq values for drill results in this slide are as reported when originally published. 7

  8. Slide 8: Why Did We Publish An Early Mineral Resource?

    Why Did We Publish An Early Mineral Resource? 1 Accelerate Permit Application 2 Swift Licensing Timeline Collective is now targeting submission of its Colombia’s ~12 month permitting timeline is environmental license application in H2 2027, one of the fastest in the world and provides a accelerating

  9. Slide 9: Apollo Initial Contained Mineral Resource

    Apollo Initial Contained Mineral Resource(1,2,3,4) 40km Of Diamond Drilling Has Been Completed Since The Cut-off Date Model Cut-off Date of March 31, 2026 Tonnes Au Ag Cu WO3 AuEq(5) AuEq Category Based on 114.5 km of Drilling (Mt) (g/t) (g/t) (%) (%) (g/t) (Moz) Open Pit Indicated 22.5 1.02 30.2 0.

  10. Slide 10: In-Pit Constrained Resources - Attractive Grades & Low Strip Ratio

    In-Pit Constrained Resources - Attractive Grades & Low Strip Ratio Pit Shell Tonnes AuEq AuEq Waste Strip Category (Cumulative) (Mt) (g/t) (Moz) (Mt) Ratio Indicated 3.42 2.53 0.28 1 8.98 1.68 Inferred 1.93 2.43 0.15 Indicated 8.88 2.11 0.60 2 29.2 1.97 Inferred 5.97 1.24 0.24 Indicated 17.3 2.07 1.

  11. Slide 11: Copper & Tungsten Sub-Domains: Key Critical Minerals

    Copper & Tungsten Sub-Domains: Key Critical Minerals Tonnes Au Ag Cu WO3 CuEq Tonnes Au Ag Cu WO3 WO3Eq Zone Category Zone Category (Mt) (g/t) (g/t) (%) (%) (%) (Mt) (g/t) (g/t) (%) (%) (%) Copper Indicated 10.2 1.25 56.0 0.41 0.022 3.10 Tungsten Indicated 2.57 1.38 39.1 0.39 0.10 0.28 Sub-Domain In

  12. Slide 12: Apollo Open Pit: Strong Potential to Further Reduce Strip in the SHZ

    Apollo Open Pit: Strong Potential to Further Reduce Strip in the “SHZ” AuEq calculations for drill results have been updated from the values used in the original formulas when originally published to the new formula used to calculate the Mineral Resource. 12

  13. Slide 13: Apollo Open Pit: Planned Shallow Drilling for 2026-2027 in SHZ

    Apollo Open Pit: Planned Shallow Drilling for 2026-2027 in “SHZ” 13

  14. Slide 14: Underground Expansion Potential Below Pit & Above Ramp Zone

    Underground Expansion Potential Below Pit & Above Ramp Zone Apollo Plan View 1,000 masl Tonnes Au Ag Cu WO3 AuEq AuEq Level Category (Mt) (g/t) (g/t) (%) (%) (g/t) (Moz) AuEq calculations for drill results have been updated from the values used in the original formulas when originally Underground pu

  15. Slide 15: Ramp Zone: Only 315m of the 1.5 km Circumference (21%) in the MR

    Ramp Zone: Only 315m of the 1.5 km Circumference (21%) in the MR • Only 21% of the Breccia lateral circumference had enough drilling density to qualify for inclusion in the Mineral Resource • Multiple visual intercepts appear to have hit Ramp-style mineralization with results pending • Higher capaci

  16. Slide 16: Ramp Zone: Maximum Vertical Depth of 350m in the MR

    Ramp Zone: Maximum Vertical Depth of 350m in the MR 16

  17. Slide 17: AuEq values for drill results in this slide are as reported when originally published

    17 AuEq values for drill results in this slide are as reported when originally published.

  18. Slide 18: Internal engineering studies for the exploration adit

    Note: Internal engineering studies for the exploration adit have not been independently reviewed by a QP and are not supported by a technical report or other study prepared in accordance with NI 43-101 AuEq values for drill results in this slide are as reported when originally published. 18

  19. Slide 19: Trap: Underground Drilling to Commence in Q1-2027

    Trap: Underground Drilling to Commence in Q1-2027 • Construction of the Exploration Adit to commence in Q4-2026; box-cut activities underway • Drilling of Trap East to commence in Q1-2027 • Trap East has potential to be a parallel sheeted vein system like the Trap Main System • Trap Main System dril

  20. Slide 20: Exploration Targets with Current and Upcoming Drilling

    Exploration Targets with Current and Upcoming Drilling • Orion (drilling underway): outlined a 350x300m mineralized footprint with rock samples with values of up to 7.43 g/t Au, 230 g/t Ag, 0.26% Cu and 85.4ppm Mo. Located above a magnetic anomaly interpreted to represent an intrusion at depth • Vic

  21. Slide 21: A Major Milestone Delivered, Significant Catalysts Ahead

    A Major Milestone Delivered, Significant Catalysts Ahead Today’s Initial Mineral Resource ü Demonstrates substantial, high-grade maiden resource with significant upside potential ü Incorporates strong metallurgy recovery results ü Defines an attractive, high-grade open pit with a low strip-ratio Key

  22. Slide 22: The Foundation of a World-Class Mineral Deposit

    The Foundation of a World-Class Mineral Deposit Ari Sussman Executive Chairman info@collectivemining.com Eduardo Cervantes VP, Corporate Development & Investor Relations info@collectivemining.com

  23. Slide 23: Open Pit – Grade Sensitivity

    Open Pit – Grade Sensitivity Cut-off Mineralization Au Ag Cu WO3 AuEq AuEq Category (AuEq g/t) (Mt) (g/t) (g/t) (%) (%) (g/t) (Moz) 0.2 26.3 0.89 26.3 0.17 0.013 1.80 1.52 0.3 22.5 1.02 30.2 0.20 0.015 2.06 1.49 Indicated 0.5 19.0 1.17 34.9 0.23 0.018 2.37 1.45 1.0 14.4 1.40 42.8 0.29 0.023 2.89 1.3

  24. Slide 24: Underground Above 1000 MASL – Grade Sensitivity

    Underground Above 1000 MASL – Grade Sensitivity Cut-off Mineralization Au Ag Cu WO3 AuEq AuEq Category (AuEq g/t) (Mt) (g/t) (g/t) (%) (%) (g/t) (Moz) 0.8 14.3 1.61 15.6 0.06 0.003 2.02 0.93 1.0 14.0 1.63 15.6 0.06 0.003 2.04 0.92 Indicated 1.2 13.2 1.68 15.9 0.06 0.003 2.10 0.89 1.5 9.69 1.93 16.7

  25. Slide 25: Underground Below 1000 MASL (Ramp Zone) – Grade Sensitivity

    Underground Below 1000 MASL (Ramp Zone) – Grade Sensitivity Cut-off Mineralization Au Ag Cu WO3 AuEq AuEq Category (AuEq g/t) (Mt) (g/t) (g/t) (%) (%) (g/t) (Moz) 1.0 1.40 4.26 9.43 0.03 - 4.48 0.20 1.2 1.37 4.34 9.57 0.03 - 4.56 0.20 Indicated 1.5 1.29 4.52 9.85 0.03 - 4.74 0.20 2.0 1.13 4.95 10.6

  26. Slide 26: Notes to the Mineral Resource Statement

    Notes to the Mineral Resource Statement Basis of the Mineral Resource The Mineral Resource incorporates a geological database representing 265 drill holes and approximately 114,520 meters of drilling available as of 31 March 2026. The geological model was developed from the interpretation of litholo

  27. Slide 27: Notes to the Mineral Resource Statement

    Notes to the Mineral Resource Statement Classification of the Mineral Resource The Mineral Resource classification definitions used for this estimate are those published by the CIM Definition Standards (2014) and includes Indicated and Inferred Mineral Resource. The Qualified Person for the Mineral

  28. Slide 28: Notes to the Mineral Resource Statement

    Notes to the Mineral Resource Statement Classification of the Mineral Resource The Mineral Resource classification definitions used for this estimate are those published by the CIM Definition Standards (2014) and includes Indicated and Inferred Mineral Resource. The Qualified Person for the Mineral

  29. Slide 29: Table of Referenced Apollo Assays

    Table of Referenced Apollo Assays Meters Below Original Disclosure Hole From (m) Surface Interval (m) Au (g/t) Ag (g/t) Cu (%) WO₃ (%) AuEq (g/t) Zone Date OLCC-3 61.70 49 301.90 0.89 12 0.03 0.000 1.15 SHZ March 15, 2022 OLCC-4 73.00 44 10.25 8.89 142 0.03 0.001 11.68 SHZ May 9, 2022 APC-75 7.00 8

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